Chemistry Journals and Patents. Registration via this link is required. SciFinder provides access to the CAS (Chemical Abstracts Service) databases covering the chemical literature, chemical substances and reactions, chemical catalogs and regulatory information, as well as the Medline database. Literature sources include journals, patents, conference proceedings, technical reports, dissertations, selected books, and more.
General Science Abstracts is a multidisciplinary index that includes all science fields. It has full text of articles from nearly 100 periodicals, dating as far back as 1995, graphs, charts, diagrams, photos, and illustrations and abstracting and indexing as far back as 1984 for many peer-reviewed journals.
PubMed comprises over 22 million citations for biomedical literature from MEDLINE, life science journals, and online books. PubMed citations and abstracts include the fields of biomedicine and health, covering portions of the life sciences, behavioral sciences, chemical sciences, and bioengineering.
Science Citation Index Expanded is a multidisciplinary index to the journal literature of the sciences. It fully indexes over 6,650 major journals across 150 scientific disciplines and includes all cited references captured from indexed articles.